                         {:concept-id (:concept-id coll3)} ;; no tag association
                         ])]
         (tags/assert-tag-disassociation-response-ok?
-          {["C100-P5"] {:warnings ["Collection [C100-P5] does not exist or is not visible."]}
+          {["C100-P5"] {:errors ["Collection [C100-P5] does not exist or is not visible."]}
            ["C1200000000-PROV1"] {:concept-id "TA1200000004-CMR" :revision-id 2}
            ["C1200000001-PROV1" 1] {:concept-id "TA1200000005-CMR" :revision-id 2}
-           ["C1200000002-PROV1"] {:warnings ["There is no tag association with native-id [tag1/C1200000002-PROV1]."]}}
+           ["C1200000002-PROV1"] {:warnings ["Tag [tag1] is not associated with collection [C1200000002-PROV1]."]}}
           response)
         (assert-tag-associated [])))))
 

            response (tags/disassociate-by-concept-ids
                       token tag-key [{:concept-id coll-concept-id}])]
        (tags/assert-tag-disassociation-response-ok?
          {["C1200000011-PROV3"] {:warnings [(format "Collection [%s] does not exist or is not visible."
                                                     coll-concept-id)]}}
          response)))))

(deftest disassociate-tag-failure-test


    (testing "Successfully Associate tag with collections"
      (let [response (tags/associate-by-query token tag-key {:provider "PROV1"})]
        (tags/assert-tag-association-response-ok?
          {["C1200000000-PROV1"] {:concept-id "TA1200000013-CMR"
                                  :revision-id 1}
           ["C1200000001-PROV1"] {:concept-id "TA1200000014-CMR"
                                  :revision-id 1}
           ["C1200000002-PROV1"] {:concept-id "TA1200000015-CMR"
                                  :revision-id 1}
           ["C1200000003-PROV1"] {:concept-id "TA1200000016-CMR"
                                  :revision-id 1}}
          response)))

    (testing "Associate using query that finds nothing"
      (let [response (tags/associate-by-query token tag-key {:provider "foo"})]
